By now we are rather adept at finding the hidden screws on this device. We locate and remove the two small screws securing the top case assembly in place.

Anyone else keeping track? By our count, removing all of the outer case components requires unscrewing a total of 36 screws. And we're just getting started…

It's time for an iFixit fun fact! See the red square in the first picture? That circle with a line through it denotes the location of the image plane, which is the vertical plane that the image sensor lies in. You'll find the same symbol on most cameras, and it's the point where camera lens minimum focusing distance measurements are taken from.